Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Paul B. Henson
> On Sep 10, 2015, at 8:25 PM, Dan McDonald wrote: > > Run zdb(1M) on your pool. If that doesn't trip, that's better. Any suggestion as to the best invokation to check with? I looked through the man page but couldn't quite decipher which of the many options to use :). Or just run it with just

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Dan McDonald
Run zdb(1M) on your pool. If that doesn't trip, that's better. Dan Sent from my iPhone (typos, autocorrect, and all) On Sep 10, 2015, at 10:36 PM, Paul B. Henson wrote: >> From: Dan McDonald >> Sent: Thursday, September 10, 2015 7:32 PM >> >> I'm not sure about latent corruption. I do know t

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Paul B. Henson
> From: Dan McDonald > Sent: Thursday, September 10, 2015 7:32 PM > > I'm not sure about latent corruption. I do know that the worst-case corruption > won't be caught by zpool scrub because the corrupt data checksums nicely. Blerg 8-/. So any pool running an illumos version with this bug and cac

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Dan McDonald
I'm not sure about latent corruption. I do know that the worst-case corruption won't be caught by zpool scrub because the corrupt data checksums nicely. Dan Sent from my iPhone (typos, autocorrect, and all) On Sep 10, 2015, at 10:26 PM, Paul B. Henson wrote: >> From: Dan McDonald >> Sent: Th

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Paul B. Henson
> From: Dan McDonald > Sent: Thursday, September 10, 2015 4:53 AM > > This bug can lead to problems ranging from false-positives on zpool scrub all the > way up to actual pool corruption. Ouch 8-/, thanks for the heads up. I removed my cache devices for now; are these problems something that is i

Re: [OmniOS-discuss] openssh on omnios

2015-09-10 Thread Dan McDonald
We take pull requests... :) Thanks! Dan ___ OmniOS-discuss mailing list OmniOS-discuss@lists.omniti.com http://lists.omniti.com/mailman/listinfo/omnios-discuss

Re: [OmniOS-discuss] openssh on omnios

2015-09-10 Thread Basil Crow
Hi Dan and Lauri, On Thu, Sep 3, 2015 at 2:55 PM, Dan McDonald wrote: > I knew Joyent was working on this. I hope they upstream it soon. I have > 7.1p1 in the upcoming bloody, with only the light patching already in > omnios-build, plus the recent Lauri T changes. Joyent's patches to OpenSSH

Re: [OmniOS-discuss] ipfilter refresh bug?

2015-09-10 Thread John Yocum
On 09/09/2015 10:29 AM, Dan McDonald wrote: > >> On Sep 9, 2015, at 12:58 PM, John Yocum wrote: >> >> ran 'svcadm refresh ipfilter:default', only to find my ippool didn't change. > > Try "svcadm restart" instead. The "file exists" may indicate rule changes > that collide with older ones. Chec

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Schweiss, Chip
On Thu, Sep 10, 2015 at 11:43 AM, Dan McDonald wrote: > > > On Sep 10, 2015, at 12:15 PM, Schweiss, Chip wrote: > > > > Is this limited to r151014 and bloody? > > > > I was under the impression this bug went back to the introduction of > L2ARC compression. > > Did you read the analysis of 6214?

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Dan McDonald
> On Sep 10, 2015, at 12:15 PM, Schweiss, Chip wrote: > > Is this limited to r151014 and bloody? > > I was under the impression this bug went back to the introduction of L2ARC > compression. Did you read the analysis of 6214? It calls out this commit as the cause: Author: Chris Williamso

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Schweiss, Chip
Is this limited to r151014 and bloody? I was under the impression this bug went back to the introduction of L2ARC compression. -Chip On Thu, Sep 10, 2015 at 6:53 AM, Dan McDonald wrote: > > > On Sep 10, 2015, at 7:53 AM, Dan McDonald wrote: > > > > If you are using a zpool with r151014 and y

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Stephan Budach
Am 10.09.15 um 13:53 schrieb Dan McDonald: On Sep 10, 2015, at 7:53 AM, Dan McDonald wrote: If you are using a zpool with r151014 and you have an L2ARC ("cache") vdev, I recommend at this time disabling it. You may disable it by uttering: This also affects bloody as well. Dan Hi Dan, tha

[OmniOS-discuss] Periodic SSH connect failures

2015-09-10 Thread Schweiss, Chip
On OmniOS r151014 I use ssh with rsa-keys to allow my storage systems to communicate and launch things like 'zfs receive' Periodically the connection fails with "ssh_exchange_identification: Connection closed by remote host" When this happens about 1/2 the connection attempts will fail this way

[OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Dan McDonald
If you are using a zpool with r151014 and you have an L2ARC ("cache") vdev, I recommend at this time disabling it. You may disable it by uttering: zpool remove For example: zpool remove data c2t2d0 The bug in question has a good analysis here: https://www.illumos.or

Re: [OmniOS-discuss] r151014 users - beware of illumos 6214 and L2ARC

2015-09-10 Thread Dan McDonald
> On Sep 10, 2015, at 7:53 AM, Dan McDonald wrote: > > If you are using a zpool with r151014 and you have an L2ARC ("cache") vdev, I > recommend at this time disabling it. You may disable it by uttering: This also affects bloody as well. Dan ___ O

Re: [OmniOS-discuss] strangeness ssh into omnios from oi_151a9

2015-09-10 Thread Richard PALO
Le 08/09/15 14:12, Dan McDonald a écrit : On Sep 8, 2015, at 12:32 AM, Richard PALO wrote: before the traffic seemingly when things go sour... I notice a Window changed to 1024?? Which side is advertising the window change again? And which side is running -gate from 2ed96329a073f74bd33f

Re: [OmniOS-discuss] Dell vs. Supermicro and any recommendations..

2015-09-10 Thread Andy Fiddaman
Hi Prasad, We're running OmniOS r151014 on some Dell R730s with PERC H730 Mini HBAs. Even though this is not a recommended combination, with the updates we made to the driver a few months ago, we're not seeing any problems. We have some more driver updates that haven't yet been upstreamed but the

Re: [OmniOS-discuss] strangeness ssh into omnios from oi_151a9

2015-09-10 Thread Richard PALO
Le 08/09/15 14:12, Dan McDonald a écrit : On Sep 8, 2015, at 12:32 AM, Richard PALO wrote: before the traffic seemingly when things go sour... I notice a Window changed to 1024?? Which side is advertising the window change again? And which side is running -gate from 2ed96329a073f74bd33f7